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<title>GstRTPBuffer: GStreamer Base Plugins 1.0 Library Reference Manual</title>
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                  <a href="#gst-plugins-base-libs-GstRTPBuffer.description" class="shortcut">Description</a></span>
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<h2><span class="refentrytitle"><a name="gst-plugins-base-libs-GstRTPBuffer.top_of_page"></a>GstRTPBuffer</span></h2>
<p>GstRTPBuffer — Helper methods for dealing with RTP buffers</p>
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<div class="refsect1">
<a name="gst-plugins-base-libs-GstRTPBuffer.functions"></a><h2>Functions</h2>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="functions_return">
<col class="functions_name">
</colgroup>
<tbody>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#gst-rtp-buffer-allocate-data" title="gst_rtp_buffer_allocate_data ()">gst_rtp_buffer_allocate_data</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="/usr/share/gtk-doc/html/gstreamer-1.0/GstBuffer.html#GstBuffer-struct"><span class="returnvalue">GstBuffer</span></a> *
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#gst-rtp-buffer-new-take-data" title="gst_rtp_buffer_new_take_data ()">gst_rtp_buffer_new_take_data</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="/usr/share/gtk-doc/html/gstreamer-1.0/GstBuffer.html#GstBuffer-struct"><span class="returnvalue">GstBuffer</span></a> *
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#gst-rtp-buffer-new-copy-data" title="gst_rtp_buffer_new_copy_data ()">gst_rtp_buffer_new_copy_data</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="/usr/share/gtk-doc/html/gstreamer-1.0/GstBuffer.html#GstBuffer-struct"><span class="returnvalue">GstBuffer</span></a> *
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#gst-rtp-buffer-new-allocate" title="gst_rtp_buffer_new_allocate ()">gst_rtp_buffer_new_allocate</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="/usr/share/gtk-doc/html/gstreamer-1.0/GstBuffer.html#GstBuffer-struct"><span class="returnvalue">GstBuffer</span></a> *
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#gst-rtp-buffer-new-allocate-len" title="gst_rtp_buffer_new_allocate_len ()">gst_rtp_buffer_new_allocate_len</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#gst-rtp-buffer-map" title="gst_rtp_buffer_map ()">gst_rtp_buffer_map</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#gst-rtp-buffer-unmap" title="gst_rtp_buffer_unmap ()">gst_rtp_buffer_unmap</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="returnvalue">guint</span></a>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#gst-rtp-buffer-calc-header-len" title="gst_rtp_buffer_calc_header_len ()">gst_rtp_buffer_calc_header_len</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="returnvalue">guint</span></a>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#gst-rtp-buffer-calc-packet-len" title="gst_rtp_buffer_calc_packet_len ()">gst_rtp_buffer_calc_packet_len</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="returnvalue">guint</span></a>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#gst-rtp-buffer-calc-payload-len" title="gst_rtp_buffer_calc_payload_len ()">gst_rtp_buffer_calc_payload_len</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#gst-rtp-buffer-set-packet-len" title="gst_rtp_buffer_set_packet_len ()">gst_rtp_buffer_set_packet_len</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="returnvalue">guint</span></a>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#gst-rtp-buffer-get-packet-len" title="gst_rtp_buffer_get_packet_len ()">gst_rtp_buffer_get_packet_len</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="returnvalue">guint</span></a>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#gst-rtp-buffer-get-header-len" title="gst_rtp_buffer_get_header_len ()">gst_rtp_buffer_get_header_len</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint8"><span class="returnvalue">guint8</span></a>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#gst-rtp-buffer-get-version" title="gst_rtp_buffer_get_version ()">gst_rtp_buffer_get_version</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#gst-rtp-buffer-set-version" title="gst_rtp_buffer_set_version ()">gst_rtp_buffer_set_version</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#gst-rtp-buffer-get-padding" title="gst_rtp_buffer_get_padding ()">gst_rtp_buffer_get_padding</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#gst-rtp-buffer-set-padding" title="gst_rtp_buffer_set_padding ()">gst_rtp_buffer_set_padding</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#gst-rtp-buffer-pad-to" title="gst_rtp_buffer_pad_to ()">gst_rtp_buffer_pad_to</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#gst-rtp-buffer-get-extension" title="gst_rtp_buffer_get_extension ()">gst_rtp_buffer_get_extension</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#gst-rtp-buffer-set-extension" title="gst_rtp_buffer_set_extension ()">gst_rtp_buffer_set_extension</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#gst-rtp-buffer-get-extension-data" title="gst_rtp_buffer_get_extension_data ()">gst_rtp_buffer_get_extension_data</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="/usr/share/gtk-doc/html/glib/glib-Byte-Arrays.html#GBytes"><span class="returnvalue">GBytes</span></a> *
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#gst-rtp-buffer-get-extension-bytes" title="gst_rtp_buffer_get_extension_bytes ()">gst_rtp_buffer_get_extension_bytes</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint32"><span class="returnvalue">guint32</span></a>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#gst-rtp-buffer-get-ssrc" title="gst_rtp_buffer_get_ssrc ()">gst_rtp_buffer_get_ssrc</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#gst-rtp-buffer-set-ssrc" title="gst_rtp_buffer_set_ssrc ()">gst_rtp_buffer_set_ssrc</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint8"><span class="returnvalue">guint8</span></a>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#gst-rtp-buffer-get-csrc-count" title="gst_rtp_buffer_get_csrc_count ()">gst_rtp_buffer_get_csrc_count</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint32"><span class="returnvalue">guint32</span></a>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#gst-rtp-buffer-get-csrc" title="gst_rtp_buffer_get_csrc ()">gst_rtp_buffer_get_csrc</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#gst-rtp-buffer-set-csrc" title="gst_rtp_buffer_set_csrc ()">gst_rtp_buffer_set_csrc</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#gst-rtp-buffer-get-marker" title="gst_rtp_buffer_get_marker ()">gst_rtp_buffer_get_marker</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#gst-rtp-buffer-set-marker" title="gst_rtp_buffer_set_marker ()">gst_rtp_buffer_set_marker</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint8"><span class="returnvalue">guint8</span></a>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#gst-rtp-buffer-get-payload-type" title="gst_rtp_buffer_get_payload_type ()">gst_rtp_buffer_get_payload_type</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#gst-rtp-buffer-set-payload-type" title="gst_rtp_buffer_set_payload_type ()">gst_rtp_buffer_set_payload_type</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint16"><span class="returnvalue">guint16</span></a>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#gst-rtp-buffer-get-seq" title="gst_rtp_buffer_get_seq ()">gst_rtp_buffer_get_seq</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#gst-rtp-buffer-set-seq" title="gst_rtp_buffer_set_seq ()">gst_rtp_buffer_set_seq</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint32"><span class="returnvalue">guint32</span></a>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#gst-rtp-buffer-get-timestamp" title="gst_rtp_buffer_get_timestamp ()">gst_rtp_buffer_get_timestamp</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<span class="returnvalue">void</span>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#gst-rtp-buffer-set-timestamp" title="gst_rtp_buffer_set_timestamp ()">gst_rtp_buffer_set_timestamp</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="/usr/share/gtk-doc/html/gstreamer-1.0/GstBuffer.html#GstBuffer-struct"><span class="returnvalue">GstBuffer</span></a> *
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#gst-rtp-buffer-get-payload-buffer" title="gst_rtp_buffer_get_payload_buffer ()">gst_rtp_buffer_get_payload_buffer</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="/usr/share/gtk-doc/html/gstreamer-1.0/GstBuffer.html#GstBuffer-struct"><span class="returnvalue">GstBuffer</span></a> *
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#gst-rtp-buffer-get-payload-subbuffer" title="gst_rtp_buffer_get_payload_subbuffer ()">gst_rtp_buffer_get_payload_subbuffer</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="returnvalue">guint</span></a>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#gst-rtp-buffer-get-payload-len" title="gst_rtp_buffer_get_payload_len ()">gst_rtp_buffer_get_payload_len</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="/usr/share/gtk-doc/html/glib/glib-Byte-Arrays.html#GBytes"><span class="returnvalue">GBytes</span></a> *
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#gst-rtp-buffer-get-payload-bytes" title="gst_rtp_buffer_get_payload_bytes ()">gst_rtp_buffer_get_payload_bytes</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gpointer"><span class="returnvalue">gpointer</span></a>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#gst-rtp-buffer-get-payload" title="gst_rtp_buffer_get_payload ()">gst_rtp_buffer_get_payload</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint32"><span class="returnvalue">guint32</span></a>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#gst-rtp-buffer-default-clock-rate" title="gst_rtp_buffer_default_clock_rate ()">gst_rtp_buffer_default_clock_rate</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"><span class="returnvalue">gint</span></a>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#gst-rtp-buffer-compare-seqnum" title="gst_rtp_buffer_compare_seqnum ()">gst_rtp_buffer_compare_seqnum</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint64"><span class="returnvalue">guint64</span></a>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#gst-rtp-buffer-ext-timestamp" title="gst_rtp_buffer_ext_timestamp ()">gst_rtp_buffer_ext_timestamp</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#gst-rtp-buffer-set-extension-data" title="gst_rtp_buffer_set_extension_data ()">gst_rtp_buffer_set_extension_data</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#gst-rtp-buffer-get-extension-onebyte-header" title="gst_rtp_buffer_get_extension_onebyte_header ()">gst_rtp_buffer_get_extension_onebyte_header</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#gst-rtp-buffer-get-extension-twobytes-header" title="gst_rtp_buffer_get_extension_twobytes_header ()">gst_rtp_buffer_get_extension_twobytes_header</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#gst-rtp-buffer-add-extension-onebyte-header" title="gst_rtp_buffer_add_extension_onebyte_header ()">gst_rtp_buffer_add_extension_onebyte_header</a> <span class="c_punctuation">()</span>
</td>
</tr>
<tr>
<td class="function_type">
<a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
</td>
<td class="function_name">
<a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#gst-rtp-buffer-add-extension-twobytes-header" title="gst_rtp_buffer_add_extension_twobytes_header ()">gst_rtp_buffer_add_extension_twobytes_header</a> <span class="c_punctuation">()</span>
</td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect1">
<a name="gst-plugins-base-libs-GstRTPBuffer.other"></a><h2>Types and Values</h2>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="name">
<col class="description">
</colgroup>
<tbody>
<tr>
<td class="define_keyword">#define</td>
<td class="function_name"><a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#GST-RTP-VERSION:CAPS" title="GST_RTP_VERSION">GST_RTP_VERSION</a></td>
</tr>
<tr>
<td class="datatype_keyword">struct</td>
<td class="function_name"><a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#GstRTPBuffer" title="struct GstRTPBuffer">GstRTPBuffer</a></td>
</tr>
<tr>
<td class="define_keyword">#define</td>
<td class="function_name"><a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#GST-RTP-BUFFER-INIT:CAPS" title="GST_RTP_BUFFER_INIT">GST_RTP_BUFFER_INIT</a></td>
</tr>
<tr>
<td class="datatype_keyword">enum</td>
<td class="function_name"><a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#GstRTPBufferFlags" title="enum GstRTPBufferFlags">GstRTPBufferFlags</a></td>
</tr>
<tr>
<td class="datatype_keyword">enum</td>
<td class="function_name"><a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#GstRTPBufferMapFlags" title="enum GstRTPBufferMapFlags">GstRTPBufferMapFlags</a></td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect1">
<a name="gst-plugins-base-libs-GstRTPBuffer.includes"></a><h2>Includes</h2>
<pre class="synopsis">#include &lt;gst/rtp/rtp.h&gt;
</pre>
</div>
<div class="refsect1">
<a name="gst-plugins-base-libs-GstRTPBuffer.description"></a><h2>Description</h2>
<p>The GstRTPBuffer helper functions makes it easy to parse and create regular
<a href="/usr/share/gtk-doc/html/gstreamer-1.0/GstBuffer.html#GstBuffer-struct"><span class="type">GstBuffer</span></a> objects that contain RTP payloads. These buffers are typically of
'application/x-rtp' <a href="/usr/share/gtk-doc/html/gstreamer-1.0/GstCaps.html#GstCaps-struct"><span class="type">GstCaps</span></a>.</p>
</div>
<div class="refsect1">
<a name="gst-plugins-base-libs-GstRTPBuffer.functions_details"></a><h2>Functions</h2>
<div class="refsect2">
<a name="gst-rtp-buffer-allocate-data"></a><h3>gst_rtp_buffer_allocate_data ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
gst_rtp_buffer_allocate_data (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gstreamer-1.0/GstBuffer.html#GstBuffer-struct"><span class="type">GstBuffer</span></a> *buffer</code></em>,
                              <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="type">guint</span></a> payload_len</code></em>,
                              <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> pad_len</code></em>,
                              <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> csrc_count</code></em>);</pre>
<p>Allocate enough data in <em class="parameter"><code>buffer</code></em>
 to hold an RTP packet with <em class="parameter"><code>csrc_count</code></em>
 CSRCs,
a payload length of <em class="parameter"><code>payload_len</code></em>
 and padding of <em class="parameter"><code>pad_len</code></em>
.
<em class="parameter"><code>buffer</code></em>
 must be writable and all previous memory in <em class="parameter"><code>buffer</code></em>
 will be freed.
If <em class="parameter"><code>pad_len</code></em>
 is &gt;0, the padding bit will be set. All other RTP header fields
will be set to 0/FALSE.</p>
<div class="refsect3">
<a name="gst-rtp-buffer-allocate-data.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>buffer</p></td>
<td class="parameter_description"><p>a <a href="/usr/share/gtk-doc/html/gstreamer-1.0/GstBuffer.html#GstBuffer-struct"><span class="type">GstBuffer</span></a></p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>payload_len</p></td>
<td class="parameter_description"><p>the length of the payload</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>pad_len</p></td>
<td class="parameter_description"><p>the amount of padding</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>csrc_count</p></td>
<td class="parameter_description"><p>the number of CSRC entries</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="gst-rtp-buffer-new-take-data"></a><h3>gst_rtp_buffer_new_take_data ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/gstreamer-1.0/GstBuffer.html#GstBuffer-struct"><span class="returnvalue">GstBuffer</span></a> *
gst_rtp_buffer_new_take_data (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gpointer"><span class="type">gpointer</span></a> data</code></em>,
                              <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gsize"><span class="type">gsize</span></a> len</code></em>);</pre>
<p>Create a new buffer and set the data and size of the buffer to <em class="parameter"><code>data</code></em>
 and <em class="parameter"><code>len</code></em>

respectively. <em class="parameter"><code>data</code></em>
 will be freed when the buffer is unreffed, so this
function transfers ownership of <em class="parameter"><code>data</code></em>
 to the new buffer.</p>
<div class="refsect3">
<a name="gst-rtp-buffer-new-take-data.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>data</p></td>
<td class="parameter_description"><p>data for the new buffer. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter points to an array of items."><span class="acronym">array</span></acronym> length=len][<acronym title="Free data after the code is done."><span class="acronym">transfer full</span></acronym>][<acronym title="Generics and defining elements of containers and arrays."><span class="acronym">element-type</span></acronym> guint8]</span></td>
</tr>
<tr>
<td class="parameter_name"><p>len</p></td>
<td class="parameter_description"><p>the length of data</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect3">
<a name="gst-rtp-buffer-new-take-data.returns"></a><h4>Returns</h4>
<p> A newly allocated buffer with <em class="parameter"><code>data</code></em>
and of size <em class="parameter"><code>len</code></em>
.</p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="gst-rtp-buffer-new-copy-data"></a><h3>gst_rtp_buffer_new_copy_data ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/gstreamer-1.0/GstBuffer.html#GstBuffer-struct"><span class="returnvalue">GstBuffer</span></a> *
gst_rtp_buffer_new_copy_data (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gconstpointer"><span class="type">gconstpointer</span></a> data</code></em>,
                              <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gsize"><span class="type">gsize</span></a> len</code></em>);</pre>
<p>Create a new buffer and set the data to a copy of <em class="parameter"><code>len</code></em>

bytes of <em class="parameter"><code>data</code></em>
 and the size to <em class="parameter"><code>len</code></em>
. The data will be freed when the buffer
is freed.</p>
<div class="refsect3">
<a name="gst-rtp-buffer-new-copy-data.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>data</p></td>
<td class="parameter_description"><p>data for the new
buffer. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter points to an array of items."><span class="acronym">array</span></acronym> length=len][<acronym title="Generics and defining elements of containers and arrays."><span class="acronym">element-type</span></acronym> guint8]</span></td>
</tr>
<tr>
<td class="parameter_name"><p>len</p></td>
<td class="parameter_description"><p>the length of data</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect3">
<a name="gst-rtp-buffer-new-copy-data.returns"></a><h4>Returns</h4>
<p> A newly allocated buffer with a copy of <em class="parameter"><code>data</code></em>
and of size <em class="parameter"><code>len</code></em>
.</p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="gst-rtp-buffer-new-allocate"></a><h3>gst_rtp_buffer_new_allocate ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/gstreamer-1.0/GstBuffer.html#GstBuffer-struct"><span class="returnvalue">GstBuffer</span></a> *
gst_rtp_buffer_new_allocate (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="type">guint</span></a> payload_len</code></em>,
                             <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> pad_len</code></em>,
                             <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> csrc_count</code></em>);</pre>
<p>Allocate a new <a href="/usr/share/gtk-doc/html/gstreamer-1.0/GstBuffer.html#GstBuffer-struct"><span class="type">GstBuffer</span></a> with enough data to hold an RTP packet with
<em class="parameter"><code>csrc_count</code></em>
 CSRCs, a payload length of <em class="parameter"><code>payload_len</code></em>
 and padding of <em class="parameter"><code>pad_len</code></em>
.
All other RTP header fields will be set to 0/FALSE.</p>
<div class="refsect3">
<a name="gst-rtp-buffer-new-allocate.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>payload_len</p></td>
<td class="parameter_description"><p>the length of the payload</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>pad_len</p></td>
<td class="parameter_description"><p>the amount of padding</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>csrc_count</p></td>
<td class="parameter_description"><p>the number of CSRC entries</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect3">
<a name="gst-rtp-buffer-new-allocate.returns"></a><h4>Returns</h4>
<p> A newly allocated buffer that can hold an RTP packet with given
parameters.</p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="gst-rtp-buffer-new-allocate-len"></a><h3>gst_rtp_buffer_new_allocate_len ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/gstreamer-1.0/GstBuffer.html#GstBuffer-struct"><span class="returnvalue">GstBuffer</span></a> *
gst_rtp_buffer_new_allocate_len (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="type">guint</span></a> packet_len</code></em>,
                                 <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> pad_len</code></em>,
                                 <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> csrc_count</code></em>);</pre>
<p>Create a new <a href="/usr/share/gtk-doc/html/gstreamer-1.0/GstBuffer.html#GstBuffer-struct"><span class="type">GstBuffer</span></a> that can hold an RTP packet that is exactly
<em class="parameter"><code>packet_len</code></em>
 long. The length of the payload depends on <em class="parameter"><code>pad_len</code></em>
 and
<em class="parameter"><code>csrc_count</code></em>
 and can be calculated with <a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#gst-rtp-buffer-calc-payload-len" title="gst_rtp_buffer_calc_payload_len ()"><code class="function">gst_rtp_buffer_calc_payload_len()</code></a>.
All RTP header fields will be set to 0/FALSE.</p>
<div class="refsect3">
<a name="gst-rtp-buffer-new-allocate-len.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>packet_len</p></td>
<td class="parameter_description"><p>the total length of the packet</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>pad_len</p></td>
<td class="parameter_description"><p>the amount of padding</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>csrc_count</p></td>
<td class="parameter_description"><p>the number of CSRC entries</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect3">
<a name="gst-rtp-buffer-new-allocate-len.returns"></a><h4>Returns</h4>
<p> A newly allocated buffer that can hold an RTP packet of <em class="parameter"><code>packet_len</code></em>
.</p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="gst-rtp-buffer-map"></a><h3>gst_rtp_buffer_map ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
gst_rtp_buffer_map (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/gstreamer-1.0/GstBuffer.html#GstBuffer-struct"><span class="type">GstBuffer</span></a> *buffer</code></em>,
                    <em class="parameter"><code><a href="/usr/share/gtk-doc/html/gstreamer-1.0/GstMemory.html#GstMapFlags"><span class="type">GstMapFlags</span></a> flags</code></em>,
                    <em class="parameter"><code><a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);</pre>
<p>Map the contents of <em class="parameter"><code>buffer</code></em>
 into <em class="parameter"><code>rtp</code></em>
.</p>
<div class="refsect3">
<a name="gst-rtp-buffer-map.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>buffer</p></td>
<td class="parameter_description"><p>a <a href="/usr/share/gtk-doc/html/gstreamer-1.0/GstBuffer.html#GstBuffer-struct"><span class="type">GstBuffer</span></a></p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>flags</p></td>
<td class="parameter_description"><p><a href="/usr/share/gtk-doc/html/gstreamer-1.0/GstMemory.html#GstMapFlags"><span class="type">GstMapFlags</span></a></p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>rtp</p></td>
<td class="parameter_description"><p>a <a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a>. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>]</span></td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect3">
<a name="gst-rtp-buffer-map.returns"></a><h4>Returns</h4>
<p> <a href="/usr/share/gtk-doc/html/glib/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a> if <em class="parameter"><code>buffer</code></em>
could be mapped.</p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="gst-rtp-buffer-unmap"></a><h3>gst_rtp_buffer_unmap ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
gst_rtp_buffer_unmap (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);</pre>
<p>Unmap <em class="parameter"><code>rtp</code></em>
 previously mapped with <a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#gst-rtp-buffer-map" title="gst_rtp_buffer_map ()"><code class="function">gst_rtp_buffer_map()</code></a>.</p>
<div class="refsect3">
<a name="gst-rtp-buffer-unmap.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody><tr>
<td class="parameter_name"><p>rtp</p></td>
<td class="parameter_description"><p>a <a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a></p></td>
<td class="parameter_annotations"> </td>
</tr></tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="gst-rtp-buffer-calc-header-len"></a><h3>gst_rtp_buffer_calc_header_len ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="returnvalue">guint</span></a>
gst_rtp_buffer_calc_header_len (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> csrc_count</code></em>);</pre>
<p>Calculate the header length of an RTP packet with <em class="parameter"><code>csrc_count</code></em>
 CSRC entries.
An RTP packet can have at most 15 CSRC entries.</p>
<div class="refsect3">
<a name="gst-rtp-buffer-calc-header-len.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody><tr>
<td class="parameter_name"><p>csrc_count</p></td>
<td class="parameter_description"><p>the number of CSRC entries</p></td>
<td class="parameter_annotations"> </td>
</tr></tbody>
</table></div>
</div>
<div class="refsect3">
<a name="gst-rtp-buffer-calc-header-len.returns"></a><h4>Returns</h4>
<p> The length of an RTP header with <em class="parameter"><code>csrc_count</code></em>
CSRC entries.</p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="gst-rtp-buffer-calc-packet-len"></a><h3>gst_rtp_buffer_calc_packet_len ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="returnvalue">guint</span></a>
gst_rtp_buffer_calc_packet_len (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="type">guint</span></a> payload_len</code></em>,
                                <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> pad_len</code></em>,
                                <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> csrc_count</code></em>);</pre>
<p>Calculate the total length of an RTP packet with a payload size of <em class="parameter"><code>payload_len</code></em>
,
a padding of <em class="parameter"><code>pad_len</code></em>
 and a <em class="parameter"><code>csrc_count</code></em>
 CSRC entries.</p>
<div class="refsect3">
<a name="gst-rtp-buffer-calc-packet-len.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>payload_len</p></td>
<td class="parameter_description"><p>the length of the payload</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>pad_len</p></td>
<td class="parameter_description"><p>the amount of padding</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>csrc_count</p></td>
<td class="parameter_description"><p>the number of CSRC entries</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect3">
<a name="gst-rtp-buffer-calc-packet-len.returns"></a><h4>Returns</h4>
<p> The total length of an RTP header with given parameters.</p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="gst-rtp-buffer-calc-payload-len"></a><h3>gst_rtp_buffer_calc_payload_len ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="returnvalue">guint</span></a>
gst_rtp_buffer_calc_payload_len (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="type">guint</span></a> packet_len</code></em>,
                                 <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> pad_len</code></em>,
                                 <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> csrc_count</code></em>);</pre>
<p>Calculate the length of the payload of an RTP packet with size <em class="parameter"><code>packet_len</code></em>
,
a padding of <em class="parameter"><code>pad_len</code></em>
 and a <em class="parameter"><code>csrc_count</code></em>
 CSRC entries.</p>
<div class="refsect3">
<a name="gst-rtp-buffer-calc-payload-len.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>packet_len</p></td>
<td class="parameter_description"><p>the length of the total RTP packet</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>pad_len</p></td>
<td class="parameter_description"><p>the amount of padding</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>csrc_count</p></td>
<td class="parameter_description"><p>the number of CSRC entries</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect3">
<a name="gst-rtp-buffer-calc-payload-len.returns"></a><h4>Returns</h4>
<p> The length of the payload of an RTP packet  with given parameters.</p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="gst-rtp-buffer-set-packet-len"></a><h3>gst_rtp_buffer_set_packet_len ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
gst_rtp_buffer_set_packet_len (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
                               <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="type">guint</span></a> len</code></em>);</pre>
<p>Set the total <em class="parameter"><code>rtp</code></em>
 size to <em class="parameter"><code>len</code></em>
. The data in the buffer will be made
larger if needed. Any padding will be removed from the packet.</p>
<div class="refsect3">
<a name="gst-rtp-buffer-set-packet-len.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>rtp</p></td>
<td class="parameter_description"><p>the RTP packet</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>len</p></td>
<td class="parameter_description"><p>the new packet length</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="gst-rtp-buffer-get-packet-len"></a><h3>gst_rtp_buffer_get_packet_len ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="returnvalue">guint</span></a>
gst_rtp_buffer_get_packet_len (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);</pre>
<p>Return the total length of the packet in <em class="parameter"><code>buffer</code></em>
.</p>
<div class="refsect3">
<a name="gst-rtp-buffer-get-packet-len.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody><tr>
<td class="parameter_name"><p>rtp</p></td>
<td class="parameter_description"><p>the RTP packet</p></td>
<td class="parameter_annotations"> </td>
</tr></tbody>
</table></div>
</div>
<div class="refsect3">
<a name="gst-rtp-buffer-get-packet-len.returns"></a><h4>Returns</h4>
<p> The total length of the packet in <em class="parameter"><code>buffer</code></em>
.</p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="gst-rtp-buffer-get-header-len"></a><h3>gst_rtp_buffer_get_header_len ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="returnvalue">guint</span></a>
gst_rtp_buffer_get_header_len (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);</pre>
<p>Return the total length of the header in <em class="parameter"><code>buffer</code></em>
. This include the length of
the fixed header, the CSRC list and the extension header.</p>
<div class="refsect3">
<a name="gst-rtp-buffer-get-header-len.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody><tr>
<td class="parameter_name"><p>rtp</p></td>
<td class="parameter_description"><p>the RTP packet</p></td>
<td class="parameter_annotations"> </td>
</tr></tbody>
</table></div>
</div>
<div class="refsect3">
<a name="gst-rtp-buffer-get-header-len.returns"></a><h4>Returns</h4>
<p> The total length of the header in <em class="parameter"><code>buffer</code></em>
.</p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="gst-rtp-buffer-get-version"></a><h3>gst_rtp_buffer_get_version ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint8"><span class="returnvalue">guint8</span></a>
gst_rtp_buffer_get_version (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);</pre>
<p>Get the version number of the RTP packet in <em class="parameter"><code>buffer</code></em>
.</p>
<div class="refsect3">
<a name="gst-rtp-buffer-get-version.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody><tr>
<td class="parameter_name"><p>rtp</p></td>
<td class="parameter_description"><p>the RTP packet</p></td>
<td class="parameter_annotations"> </td>
</tr></tbody>
</table></div>
</div>
<div class="refsect3">
<a name="gst-rtp-buffer-get-version.returns"></a><h4>Returns</h4>
<p> The version of <em class="parameter"><code>buffer</code></em>
.</p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="gst-rtp-buffer-set-version"></a><h3>gst_rtp_buffer_set_version ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
gst_rtp_buffer_set_version (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
                            <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> version</code></em>);</pre>
<p>Set the version of the RTP packet in <em class="parameter"><code>buffer</code></em>
 to <em class="parameter"><code>version</code></em>
.</p>
<div class="refsect3">
<a name="gst-rtp-buffer-set-version.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>rtp</p></td>
<td class="parameter_description"><p>the RTP packet</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>version</p></td>
<td class="parameter_description"><p>the new version</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="gst-rtp-buffer-get-padding"></a><h3>gst_rtp_buffer_get_padding ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
gst_rtp_buffer_get_padding (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);</pre>
<p>Check if the padding bit is set on the RTP packet in <em class="parameter"><code>buffer</code></em>
.</p>
<div class="refsect3">
<a name="gst-rtp-buffer-get-padding.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody><tr>
<td class="parameter_name"><p>rtp</p></td>
<td class="parameter_description"><p>the RTP packet</p></td>
<td class="parameter_annotations"> </td>
</tr></tbody>
</table></div>
</div>
<div class="refsect3">
<a name="gst-rtp-buffer-get-padding.returns"></a><h4>Returns</h4>
<p> TRUE if <em class="parameter"><code>buffer</code></em>
has the padding bit set.</p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="gst-rtp-buffer-set-padding"></a><h3>gst_rtp_buffer_set_padding ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
gst_rtp_buffer_set_padding (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
                            <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a> padding</code></em>);</pre>
<p>Set the padding bit on the RTP packet in <em class="parameter"><code>buffer</code></em>
 to <em class="parameter"><code>padding</code></em>
.</p>
<div class="refsect3">
<a name="gst-rtp-buffer-set-padding.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>rtp</p></td>
<td class="parameter_description"><p>the buffer</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>padding</p></td>
<td class="parameter_description"><p>the new padding</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="gst-rtp-buffer-pad-to"></a><h3>gst_rtp_buffer_pad_to ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
gst_rtp_buffer_pad_to (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
                       <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="type">guint</span></a> len</code></em>);</pre>
<p>Set the amount of padding in the RTP packet in <em class="parameter"><code>buffer</code></em>
 to
<em class="parameter"><code>len</code></em>
. If <em class="parameter"><code>len</code></em>
 is 0, the padding is removed.</p>
<p>NOTE: This function does not work correctly.</p>
<div class="refsect3">
<a name="gst-rtp-buffer-pad-to.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>rtp</p></td>
<td class="parameter_description"><p>the RTP packet</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>len</p></td>
<td class="parameter_description"><p>the new amount of padding</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="gst-rtp-buffer-get-extension"></a><h3>gst_rtp_buffer_get_extension ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
gst_rtp_buffer_get_extension (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);</pre>
<p>Check if the extension bit is set on the RTP packet in <em class="parameter"><code>buffer</code></em>
.</p>
<div class="refsect3">
<a name="gst-rtp-buffer-get-extension.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody><tr>
<td class="parameter_name"><p>rtp</p></td>
<td class="parameter_description"><p>the RTP packet</p></td>
<td class="parameter_annotations"> </td>
</tr></tbody>
</table></div>
</div>
<div class="refsect3">
<a name="gst-rtp-buffer-get-extension.returns"></a><h4>Returns</h4>
<p> TRUE if <em class="parameter"><code>buffer</code></em>
has the extension bit set.</p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="gst-rtp-buffer-set-extension"></a><h3>gst_rtp_buffer_set_extension ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
gst_rtp_buffer_set_extension (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
                              <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a> extension</code></em>);</pre>
<p>Set the extension bit on the RTP packet in <em class="parameter"><code>buffer</code></em>
 to <em class="parameter"><code>extension</code></em>
.</p>
<div class="refsect3">
<a name="gst-rtp-buffer-set-extension.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>rtp</p></td>
<td class="parameter_description"><p>the RTP packet</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>extension</p></td>
<td class="parameter_description"><p>the new extension</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="gst-rtp-buffer-get-extension-data"></a><h3>gst_rtp_buffer_get_extension_data ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
gst_rtp_buffer_get_extension_data (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
                                   <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint16"><span class="type">guint16</span></a> *bits</code></em>,
                                   <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gpointer"><span class="type">gpointer</span></a> *data</code></em>,
                                   <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="type">guint</span></a> *wordlen</code></em>);</pre>
<p>Get the extension data. <em class="parameter"><code>bits</code></em>
 will contain the extension 16 bits of custom
data. <em class="parameter"><code>data</code></em>
 will point to the data in the extension and <em class="parameter"><code>wordlen</code></em>
 will contain
the length of <em class="parameter"><code>data</code></em>
 in 32 bits words.</p>
<p>If <em class="parameter"><code>buffer</code></em>
 did not contain an extension, this function will return <a href="/usr/share/gtk-doc/html/glib/glib-Standard-Macros.html#FALSE:CAPS"><code class="literal">FALSE</code></a>
with <em class="parameter"><code>bits</code></em>
, <em class="parameter"><code>data</code></em>
 and <em class="parameter"><code>wordlen</code></em>
 unchanged.</p>
<p><span class="annotation">[<acronym title="Exposed in C code, not necessarily available in other languages."><span class="acronym">skip</span></acronym>]</span></p>
<div class="refsect3">
<a name="gst-rtp-buffer-get-extension-data.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>rtp</p></td>
<td class="parameter_description"><p>the RTP packet</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>bits</p></td>
<td class="parameter_description"><p>location for result bits. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>]</span></td>
</tr>
<tr>
<td class="parameter_name"><p>data</p></td>
<td class="parameter_description"><p>location for data. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>][<acronym title="Parameter points to an array of items."><span class="acronym">array</span></acronym>][<acronym title="Generics and defining elements of containers and arrays."><span class="acronym">element-type</span></acronym> guint8][<acronym title="Don't free data after the code is done."><span class="acronym">transfer none</span></acronym>]</span></td>
</tr>
<tr>
<td class="parameter_name"><p>wordlen</p></td>
<td class="parameter_description"><p>location for length of <em class="parameter"><code>data</code></em>
in 32 bits words. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>]</span></td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect3">
<a name="gst-rtp-buffer-get-extension-data.returns"></a><h4>Returns</h4>
<p> TRUE if <em class="parameter"><code>buffer</code></em>
had the extension bit set.</p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="gst-rtp-buffer-get-extension-bytes"></a><h3>gst_rtp_buffer_get_extension_bytes ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/glib/glib-Byte-Arrays.html#GBytes"><span class="returnvalue">GBytes</span></a> *
gst_rtp_buffer_get_extension_bytes (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
                                    <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint16"><span class="type">guint16</span></a> *bits</code></em>);</pre>
<p>Similar to gst_rtp_buffer_get_extension_data, but more suitable for language
bindings usage. <em class="parameter"><code>bits</code></em>
 will contain the extension 16 bits of custom data and
the extension data (not including the extension header) is placed in a new
<a href="/usr/share/gtk-doc/html/glib/glib-Byte-Arrays.html#GBytes"><span class="type">GBytes</span></a> structure.</p>
<p>If <em class="parameter"><code>rtp</code></em>
 did not contain an extension, this function will return <a href="/usr/share/gtk-doc/html/glib/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a>, with
<em class="parameter"><code>bits</code></em>
 unchanged. If there is an extension header but no extension data then
an empty <a href="/usr/share/gtk-doc/html/glib/glib-Byte-Arrays.html#GBytes"><span class="type">GBytes</span></a> will be returned.</p>
<p><span class="annotation">[<acronym title="Rename the original symbol's name to SYMBOL."><span class="acronym">rename-to</span></acronym> gst_rtp_buffer_get_extension_data]</span></p>
<div class="refsect3">
<a name="gst-rtp-buffer-get-extension-bytes.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>rtp</p></td>
<td class="parameter_description"><p>the RTP packet</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>bits</p></td>
<td class="parameter_description"><p>location for header bits. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>]</span></td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect3">
<a name="gst-rtp-buffer-get-extension-bytes.returns"></a><h4>Returns</h4>
<p>A new <a href="/usr/share/gtk-doc/html/glib/glib-Byte-Arrays.html#GBytes"><span class="type">GBytes</span></a> if an extension header was present
and <a href="/usr/share/gtk-doc/html/glib/glib-Standard-Macros.html#NULL:CAPS"><code class="literal">NULL</code></a> otherwise. </p>
<p><span class="annotation">[<acronym title="Free data after the code is done."><span class="acronym">transfer full</span></acronym>]</span></p>
</div>
<p class="since">Since: <a class="link" href="ix14.html#api-index-1.2">1.2</a></p>
</div>
<hr>
<div class="refsect2">
<a name="gst-rtp-buffer-get-ssrc"></a><h3>gst_rtp_buffer_get_ssrc ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint32"><span class="returnvalue">guint32</span></a>
gst_rtp_buffer_get_ssrc (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);</pre>
<p>Get the SSRC of the RTP packet in <em class="parameter"><code>buffer</code></em>
.</p>
<div class="refsect3">
<a name="gst-rtp-buffer-get-ssrc.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody><tr>
<td class="parameter_name"><p>rtp</p></td>
<td class="parameter_description"><p>the RTP packet</p></td>
<td class="parameter_annotations"> </td>
</tr></tbody>
</table></div>
</div>
<div class="refsect3">
<a name="gst-rtp-buffer-get-ssrc.returns"></a><h4>Returns</h4>
<p> the SSRC of <em class="parameter"><code>buffer</code></em>
in host order.</p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="gst-rtp-buffer-set-ssrc"></a><h3>gst_rtp_buffer_set_ssrc ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
gst_rtp_buffer_set_ssrc (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
                         <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint32"><span class="type">guint32</span></a> ssrc</code></em>);</pre>
<p>Set the SSRC on the RTP packet in <em class="parameter"><code>buffer</code></em>
 to <em class="parameter"><code>ssrc</code></em>
.</p>
<div class="refsect3">
<a name="gst-rtp-buffer-set-ssrc.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>rtp</p></td>
<td class="parameter_description"><p>the RTP packet</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>ssrc</p></td>
<td class="parameter_description"><p>the new SSRC</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="gst-rtp-buffer-get-csrc-count"></a><h3>gst_rtp_buffer_get_csrc_count ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint8"><span class="returnvalue">guint8</span></a>
gst_rtp_buffer_get_csrc_count (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);</pre>
<p>Get the CSRC count of the RTP packet in <em class="parameter"><code>buffer</code></em>
.</p>
<div class="refsect3">
<a name="gst-rtp-buffer-get-csrc-count.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody><tr>
<td class="parameter_name"><p>rtp</p></td>
<td class="parameter_description"><p>the RTP packet</p></td>
<td class="parameter_annotations"> </td>
</tr></tbody>
</table></div>
</div>
<div class="refsect3">
<a name="gst-rtp-buffer-get-csrc-count.returns"></a><h4>Returns</h4>
<p> the CSRC count of <em class="parameter"><code>buffer</code></em>
.</p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="gst-rtp-buffer-get-csrc"></a><h3>gst_rtp_buffer_get_csrc ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint32"><span class="returnvalue">guint32</span></a>
gst_rtp_buffer_get_csrc (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
                         <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> idx</code></em>);</pre>
<p>Get the CSRC at index <em class="parameter"><code>idx</code></em>
 in <em class="parameter"><code>buffer</code></em>
.</p>
<div class="refsect3">
<a name="gst-rtp-buffer-get-csrc.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>rtp</p></td>
<td class="parameter_description"><p>the RTP packet</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>idx</p></td>
<td class="parameter_description"><p>the index of the CSRC to get</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect3">
<a name="gst-rtp-buffer-get-csrc.returns"></a><h4>Returns</h4>
<p> the CSRC at index <em class="parameter"><code>idx</code></em>
in host order.</p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="gst-rtp-buffer-set-csrc"></a><h3>gst_rtp_buffer_set_csrc ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
gst_rtp_buffer_set_csrc (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
                         <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> idx</code></em>,
                         <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint32"><span class="type">guint32</span></a> csrc</code></em>);</pre>
<p>Modify the CSRC at index <em class="parameter"><code>idx</code></em>
 in <em class="parameter"><code>buffer</code></em>
 to <em class="parameter"><code>csrc</code></em>
.</p>
<div class="refsect3">
<a name="gst-rtp-buffer-set-csrc.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>rtp</p></td>
<td class="parameter_description"><p>the RTP packet</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>idx</p></td>
<td class="parameter_description"><p>the CSRC index to set</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>csrc</p></td>
<td class="parameter_description"><p>the CSRC in host order to set at <em class="parameter"><code>idx</code></em>
</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="gst-rtp-buffer-get-marker"></a><h3>gst_rtp_buffer_get_marker ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
gst_rtp_buffer_get_marker (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);</pre>
<p>Check if the marker bit is set on the RTP packet in <em class="parameter"><code>buffer</code></em>
.</p>
<div class="refsect3">
<a name="gst-rtp-buffer-get-marker.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody><tr>
<td class="parameter_name"><p>rtp</p></td>
<td class="parameter_description"><p>the RTP packet</p></td>
<td class="parameter_annotations"> </td>
</tr></tbody>
</table></div>
</div>
<div class="refsect3">
<a name="gst-rtp-buffer-get-marker.returns"></a><h4>Returns</h4>
<p> TRUE if <em class="parameter"><code>buffer</code></em>
has the marker bit set.</p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="gst-rtp-buffer-set-marker"></a><h3>gst_rtp_buffer_set_marker ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
gst_rtp_buffer_set_marker (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
                           <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="type">gboolean</span></a> marker</code></em>);</pre>
<p>Set the marker bit on the RTP packet in <em class="parameter"><code>buffer</code></em>
 to <em class="parameter"><code>marker</code></em>
.</p>
<div class="refsect3">
<a name="gst-rtp-buffer-set-marker.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>rtp</p></td>
<td class="parameter_description"><p>the RTP packet</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>marker</p></td>
<td class="parameter_description"><p>the new marker</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="gst-rtp-buffer-get-payload-type"></a><h3>gst_rtp_buffer_get_payload_type ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint8"><span class="returnvalue">guint8</span></a>
gst_rtp_buffer_get_payload_type (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);</pre>
<p>Get the payload type of the RTP packet in <em class="parameter"><code>buffer</code></em>
.</p>
<div class="refsect3">
<a name="gst-rtp-buffer-get-payload-type.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody><tr>
<td class="parameter_name"><p>rtp</p></td>
<td class="parameter_description"><p>the RTP packet</p></td>
<td class="parameter_annotations"> </td>
</tr></tbody>
</table></div>
</div>
<div class="refsect3">
<a name="gst-rtp-buffer-get-payload-type.returns"></a><h4>Returns</h4>
<p> The payload type.</p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="gst-rtp-buffer-set-payload-type"></a><h3>gst_rtp_buffer_set_payload_type ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
gst_rtp_buffer_set_payload_type (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
                                 <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> payload_type</code></em>);</pre>
<p>Set the payload type of the RTP packet in <em class="parameter"><code>buffer</code></em>
 to <em class="parameter"><code>payload_type</code></em>
.</p>
<div class="refsect3">
<a name="gst-rtp-buffer-set-payload-type.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>rtp</p></td>
<td class="parameter_description"><p>the RTP packet</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>payload_type</p></td>
<td class="parameter_description"><p>the new type</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="gst-rtp-buffer-get-seq"></a><h3>gst_rtp_buffer_get_seq ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint16"><span class="returnvalue">guint16</span></a>
gst_rtp_buffer_get_seq (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);</pre>
<p>Get the sequence number of the RTP packet in <em class="parameter"><code>buffer</code></em>
.</p>
<div class="refsect3">
<a name="gst-rtp-buffer-get-seq.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody><tr>
<td class="parameter_name"><p>rtp</p></td>
<td class="parameter_description"><p>the RTP packet</p></td>
<td class="parameter_annotations"> </td>
</tr></tbody>
</table></div>
</div>
<div class="refsect3">
<a name="gst-rtp-buffer-get-seq.returns"></a><h4>Returns</h4>
<p> The sequence number in host order.</p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="gst-rtp-buffer-set-seq"></a><h3>gst_rtp_buffer_set_seq ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
gst_rtp_buffer_set_seq (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
                        <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint16"><span class="type">guint16</span></a> seq</code></em>);</pre>
<p>Set the sequence number of the RTP packet in <em class="parameter"><code>buffer</code></em>
 to <em class="parameter"><code>seq</code></em>
.</p>
<div class="refsect3">
<a name="gst-rtp-buffer-set-seq.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>rtp</p></td>
<td class="parameter_description"><p>the RTP packet</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>seq</p></td>
<td class="parameter_description"><p>the new sequence number</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="gst-rtp-buffer-get-timestamp"></a><h3>gst_rtp_buffer_get_timestamp ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint32"><span class="returnvalue">guint32</span></a>
gst_rtp_buffer_get_timestamp (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);</pre>
<p>Get the timestamp of the RTP packet in <em class="parameter"><code>buffer</code></em>
.</p>
<div class="refsect3">
<a name="gst-rtp-buffer-get-timestamp.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody><tr>
<td class="parameter_name"><p>rtp</p></td>
<td class="parameter_description"><p>the RTP packet</p></td>
<td class="parameter_annotations"> </td>
</tr></tbody>
</table></div>
</div>
<div class="refsect3">
<a name="gst-rtp-buffer-get-timestamp.returns"></a><h4>Returns</h4>
<p> The timestamp in host order.</p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="gst-rtp-buffer-set-timestamp"></a><h3>gst_rtp_buffer_set_timestamp ()</h3>
<pre class="programlisting"><span class="returnvalue">void</span>
gst_rtp_buffer_set_timestamp (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
                              <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint32"><span class="type">guint32</span></a> timestamp</code></em>);</pre>
<p>Set the timestamp of the RTP packet in <em class="parameter"><code>buffer</code></em>
 to <em class="parameter"><code>timestamp</code></em>
.</p>
<div class="refsect3">
<a name="gst-rtp-buffer-set-timestamp.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>rtp</p></td>
<td class="parameter_description"><p>the RTP packet</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>timestamp</p></td>
<td class="parameter_description"><p>the new timestamp</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="gst-rtp-buffer-get-payload-buffer"></a><h3>gst_rtp_buffer_get_payload_buffer ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/gstreamer-1.0/GstBuffer.html#GstBuffer-struct"><span class="returnvalue">GstBuffer</span></a> *
gst_rtp_buffer_get_payload_buffer (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);</pre>
<p>Create a buffer of the payload of the RTP packet in <em class="parameter"><code>buffer</code></em>
. This function
will internally create a subbuffer of <em class="parameter"><code>buffer</code></em>
 so that a memcpy can be
avoided.</p>
<div class="refsect3">
<a name="gst-rtp-buffer-get-payload-buffer.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody><tr>
<td class="parameter_name"><p>rtp</p></td>
<td class="parameter_description"><p>the RTP packet</p></td>
<td class="parameter_annotations"> </td>
</tr></tbody>
</table></div>
</div>
<div class="refsect3">
<a name="gst-rtp-buffer-get-payload-buffer.returns"></a><h4>Returns</h4>
<p> A new buffer with the data of the payload.</p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="gst-rtp-buffer-get-payload-subbuffer"></a><h3>gst_rtp_buffer_get_payload_subbuffer ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/gstreamer-1.0/GstBuffer.html#GstBuffer-struct"><span class="returnvalue">GstBuffer</span></a> *
gst_rtp_buffer_get_payload_subbuffer (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
                                      <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="type">guint</span></a> offset</code></em>,
                                      <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="type">guint</span></a> len</code></em>);</pre>
<p>Create a subbuffer of the payload of the RTP packet in <em class="parameter"><code>buffer</code></em>
. <em class="parameter"><code>offset</code></em>
 bytes
are skipped in the payload and the subbuffer will be of size <em class="parameter"><code>len</code></em>
.
If <em class="parameter"><code>len</code></em>
 is -1 the total payload starting from <em class="parameter"><code>offset</code></em>
 is subbuffered.</p>
<div class="refsect3">
<a name="gst-rtp-buffer-get-payload-subbuffer.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>rtp</p></td>
<td class="parameter_description"><p>the RTP packet</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>offset</p></td>
<td class="parameter_description"><p>the offset in the payload</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>len</p></td>
<td class="parameter_description"><p>the length in the payload</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect3">
<a name="gst-rtp-buffer-get-payload-subbuffer.returns"></a><h4>Returns</h4>
<p> A new buffer with the specified data of the payload.</p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="gst-rtp-buffer-get-payload-len"></a><h3>gst_rtp_buffer_get_payload_len ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="returnvalue">guint</span></a>
gst_rtp_buffer_get_payload_len (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);</pre>
<p>Get the length of the payload of the RTP packet in <em class="parameter"><code>buffer</code></em>
.</p>
<div class="refsect3">
<a name="gst-rtp-buffer-get-payload-len.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody><tr>
<td class="parameter_name"><p>rtp</p></td>
<td class="parameter_description"><p>the RTP packet</p></td>
<td class="parameter_annotations"> </td>
</tr></tbody>
</table></div>
</div>
<div class="refsect3">
<a name="gst-rtp-buffer-get-payload-len.returns"></a><h4>Returns</h4>
<p> The length of the payload in <em class="parameter"><code>buffer</code></em>
.</p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="gst-rtp-buffer-get-payload-bytes"></a><h3>gst_rtp_buffer_get_payload_bytes ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/glib/glib-Byte-Arrays.html#GBytes"><span class="returnvalue">GBytes</span></a> *
gst_rtp_buffer_get_payload_bytes (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);</pre>
<p>Similar to gst_rtp_buffer_get_payload, but more suitable for language
bindings usage. The return value is a pointer to a <a href="/usr/share/gtk-doc/html/glib/glib-Byte-Arrays.html#GBytes"><span class="type">GBytes</span></a> structure
containing the payload data in <em class="parameter"><code>rtp</code></em>
.</p>
<p><span class="annotation">[<acronym title="Rename the original symbol's name to SYMBOL."><span class="acronym">rename-to</span></acronym> gst_rtp_buffer_get_payload]</span></p>
<div class="refsect3">
<a name="gst-rtp-buffer-get-payload-bytes.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody><tr>
<td class="parameter_name"><p>rtp</p></td>
<td class="parameter_description"><p>the RTP packet</p></td>
<td class="parameter_annotations"> </td>
</tr></tbody>
</table></div>
</div>
<div class="refsect3">
<a name="gst-rtp-buffer-get-payload-bytes.returns"></a><h4>Returns</h4>
<p>A new <a href="/usr/share/gtk-doc/html/glib/glib-Byte-Arrays.html#GBytes"><span class="type">GBytes</span></a> containing the payload data in <em class="parameter"><code>rtp</code></em>
. </p>
<p><span class="annotation">[<acronym title="Free data after the code is done."><span class="acronym">transfer full</span></acronym>]</span></p>
</div>
<p class="since">Since: <a class="link" href="ix14.html#api-index-1.2">1.2</a></p>
</div>
<hr>
<div class="refsect2">
<a name="gst-rtp-buffer-get-payload"></a><h3>gst_rtp_buffer_get_payload ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gpointer"><span class="returnvalue">gpointer</span></a>
gst_rtp_buffer_get_payload (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>);</pre>
<p>Get a pointer to the payload data in <em class="parameter"><code>buffer</code></em>
. This pointer is valid as long
as a reference to <em class="parameter"><code>buffer</code></em>
 is held.</p>
<p><span class="annotation">[<acronym title="Exposed in C code, not necessarily available in other languages."><span class="acronym">skip</span></acronym>]</span></p>
<div class="refsect3">
<a name="gst-rtp-buffer-get-payload.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody><tr>
<td class="parameter_name"><p>rtp</p></td>
<td class="parameter_description"><p>the RTP packet</p></td>
<td class="parameter_annotations"> </td>
</tr></tbody>
</table></div>
</div>
<div class="refsect3">
<a name="gst-rtp-buffer-get-payload.returns"></a><h4>Returns</h4>
<p>A pointer
to the payload data in <em class="parameter"><code>buffer</code></em>
. </p>
<p><span class="annotation">[<acronym title="Parameter points to an array of items."><span class="acronym">array</span></acronym>][<acronym title="Generics and defining elements of containers and arrays."><span class="acronym">element-type</span></acronym> guint8][<acronym title="Don't free data after the code is done."><span class="acronym">transfer none</span></acronym>]</span></p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="gst-rtp-buffer-default-clock-rate"></a><h3>gst_rtp_buffer_default_clock_rate ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint32"><span class="returnvalue">guint32</span></a>
gst_rtp_buffer_default_clock_rate (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> payload_type</code></em>);</pre>
<p>Get the default clock-rate for the static payload type <em class="parameter"><code>payload_type</code></em>
.</p>
<div class="refsect3">
<a name="gst-rtp-buffer-default-clock-rate.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody><tr>
<td class="parameter_name"><p>payload_type</p></td>
<td class="parameter_description"><p>the static payload type</p></td>
<td class="parameter_annotations"> </td>
</tr></tbody>
</table></div>
</div>
<div class="refsect3">
<a name="gst-rtp-buffer-default-clock-rate.returns"></a><h4>Returns</h4>
<p> the default clock rate or -1 if the payload type is not static or
the clock-rate is undefined.</p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="gst-rtp-buffer-compare-seqnum"></a><h3>gst_rtp_buffer_compare_seqnum ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gint"><span class="returnvalue">gint</span></a>
gst_rtp_buffer_compare_seqnum (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint16"><span class="type">guint16</span></a> seqnum1</code></em>,
                               <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint16"><span class="type">guint16</span></a> seqnum2</code></em>);</pre>
<p>Compare two sequence numbers, taking care of wraparounds. This function
returns the difference between <em class="parameter"><code>seqnum1</code></em>
 and <em class="parameter"><code>seqnum2</code></em>
.</p>
<div class="refsect3">
<a name="gst-rtp-buffer-compare-seqnum.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>seqnum1</p></td>
<td class="parameter_description"><p>a sequence number</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>seqnum2</p></td>
<td class="parameter_description"><p>a sequence number</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect3">
<a name="gst-rtp-buffer-compare-seqnum.returns"></a><h4>Returns</h4>
<p> a negative value if <em class="parameter"><code>seqnum1</code></em>
is bigger than <em class="parameter"><code>seqnum2</code></em>
, 0 if they
are equal or a positive value if <em class="parameter"><code>seqnum1</code></em>
is smaller than <em class="parameter"><code>segnum2</code></em>
.</p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="gst-rtp-buffer-ext-timestamp"></a><h3>gst_rtp_buffer_ext_timestamp ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint64"><span class="returnvalue">guint64</span></a>
gst_rtp_buffer_ext_timestamp (<em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint64"><span class="type">guint64</span></a> *exttimestamp</code></em>,
                              <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint32"><span class="type">guint32</span></a> timestamp</code></em>);</pre>
<p>Update the <em class="parameter"><code>exttimestamp</code></em>
 field with the extended timestamp of <em class="parameter"><code>timestamp</code></em>

For the first call of the method, <em class="parameter"><code>exttimestamp</code></em>
 should point to a location
with a value of -1.</p>
<p>This function is able to handle both forward and backward timestamps taking
into account:</p>
<div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; ">
<li class="listitem"><p>timestamp wraparound making sure that the returned value is properly increased.</p></li>
<li class="listitem"><p>timestamp unwraparound making sure that the returned value is properly decreased.</p></li>
</ul></div>
<div class="refsect3">
<a name="gst-rtp-buffer-ext-timestamp.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>exttimestamp</p></td>
<td class="parameter_description"><p>a previous extended timestamp. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for input and for returning results. Default is transfer full."><span class="acronym">inout</span></acronym>]</span></td>
</tr>
<tr>
<td class="parameter_name"><p>timestamp</p></td>
<td class="parameter_description"><p>a new timestamp</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect3">
<a name="gst-rtp-buffer-ext-timestamp.returns"></a><h4>Returns</h4>
<p> The extended timestamp of <em class="parameter"><code>timestamp</code></em>
or 0 if the result can't go anywhere backwards.</p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="gst-rtp-buffer-set-extension-data"></a><h3>gst_rtp_buffer_set_extension_data ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
gst_rtp_buffer_set_extension_data (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
                                   <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint16"><span class="type">guint16</span></a> bits</code></em>,
                                   <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint16"><span class="type">guint16</span></a> length</code></em>);</pre>
<p>Set the extension bit of the rtp buffer and fill in the <em class="parameter"><code>bits</code></em>
 and <em class="parameter"><code>length</code></em>
 of the
extension header. If the existing extension data is not large enough, it will
be made larger.</p>
<div class="refsect3">
<a name="gst-rtp-buffer-set-extension-data.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>rtp</p></td>
<td class="parameter_description"><p>the RTP packet</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>bits</p></td>
<td class="parameter_description"><p>the bits specific for the extension</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>length</p></td>
<td class="parameter_description"><p>the length that counts the number of 32-bit words in
the extension, excluding the extension header ( therefore zero is a valid length)</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect3">
<a name="gst-rtp-buffer-set-extension-data.returns"></a><h4>Returns</h4>
<p> True if done.</p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="gst-rtp-buffer-get-extension-onebyte-header"></a><h3>gst_rtp_buffer_get_extension_onebyte_header ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
gst_rtp_buffer_get_extension_onebyte_header
                               (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
                                <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> id</code></em>,
                                <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="type">guint</span></a> nth</code></em>,
                                <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gpointer"><span class="type">gpointer</span></a> *data</code></em>,
                                <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="type">guint</span></a> *size</code></em>);</pre>
<p>Parses RFC 5285 style header extensions with a one byte header. It will
return the nth extension with the requested id.</p>
<div class="refsect3">
<a name="gst-rtp-buffer-get-extension-onebyte-header.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>rtp</p></td>
<td class="parameter_description"><p>the RTP packet</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>id</p></td>
<td class="parameter_description"><p>The ID of the header extension to be read (between 1 and 14).</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>nth</p></td>
<td class="parameter_description"><p>Read the nth extension packet with the requested ID</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>data</p></td>
<td class="parameter_description"><p>location for data. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>][<acronym title="Parameter points to an array of items."><span class="acronym">array</span></acronym> length=size][<acronym title="Generics and defining elements of containers and arrays."><span class="acronym">element-type</span></acronym> guint8][<acronym title="Don't free data after the code is done."><span class="acronym">transfer none</span></acronym>]</span></td>
</tr>
<tr>
<td class="parameter_name"><p>size</p></td>
<td class="parameter_description"><p>the size of the data in bytes. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>]</span></td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect3">
<a name="gst-rtp-buffer-get-extension-onebyte-header.returns"></a><h4>Returns</h4>
<p> TRUE if <em class="parameter"><code>buffer</code></em>
had the requested header extension</p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="gst-rtp-buffer-get-extension-twobytes-header"></a><h3>gst_rtp_buffer_get_extension_twobytes_header ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
gst_rtp_buffer_get_extension_twobytes_header
                               (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
                                <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> *appbits</code></em>,
                                <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> id</code></em>,
                                <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="type">guint</span></a> nth</code></em>,
                                <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gpointer"><span class="type">gpointer</span></a> *data</code></em>,
                                <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="type">guint</span></a> *size</code></em>);</pre>
<p>Parses RFC 5285 style header extensions with a two bytes header. It will
return the nth extension with the requested id.</p>
<div class="refsect3">
<a name="gst-rtp-buffer-get-extension-twobytes-header.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>rtp</p></td>
<td class="parameter_description"><p>the RTP packet</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>appbits</p></td>
<td class="parameter_description"><p>Application specific bits. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>]</span></td>
</tr>
<tr>
<td class="parameter_name"><p>id</p></td>
<td class="parameter_description"><p>The ID of the header extension to be read (between 1 and 14).</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>nth</p></td>
<td class="parameter_description"><p>Read the nth extension packet with the requested ID</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>data</p></td>
<td class="parameter_description"><p>location for data. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>][<acronym title="Parameter points to an array of items."><span class="acronym">array</span></acronym> length=size][<acronym title="Generics and defining elements of containers and arrays."><span class="acronym">element-type</span></acronym> guint8][<acronym title="Don't free data after the code is done."><span class="acronym">transfer none</span></acronym>]</span></td>
</tr>
<tr>
<td class="parameter_name"><p>size</p></td>
<td class="parameter_description"><p>the size of the data in bytes. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter for returning results. Default is transfer full."><span class="acronym">out</span></acronym>]</span></td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect3">
<a name="gst-rtp-buffer-get-extension-twobytes-header.returns"></a><h4>Returns</h4>
<p> TRUE if <em class="parameter"><code>buffer</code></em>
had the requested header extension</p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="gst-rtp-buffer-add-extension-onebyte-header"></a><h3>gst_rtp_buffer_add_extension_onebyte_header ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
gst_rtp_buffer_add_extension_onebyte_header
                               (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
                                <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> id</code></em>,
                                <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gconstpointer"><span class="type">gconstpointer</span></a> data</code></em>,
                                <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="type">guint</span></a> size</code></em>);</pre>
<p>Adds a RFC 5285 header extension with a one byte header to the end of the
RTP header. If there is already a RFC 5285 header extension with a one byte
header, the new extension will be appended.
It will not work if there is already a header extension that does not follow
the mecanism described in RFC 5285 or if there is a header extension with
a two bytes header as described in RFC 5285. In that case, use
<a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#gst-rtp-buffer-add-extension-twobytes-header" title="gst_rtp_buffer_add_extension_twobytes_header ()"><code class="function">gst_rtp_buffer_add_extension_twobytes_header()</code></a></p>
<div class="refsect3">
<a name="gst-rtp-buffer-add-extension-onebyte-header.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>rtp</p></td>
<td class="parameter_description"><p>the RTP packet</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>id</p></td>
<td class="parameter_description"><p>The ID of the header extension (between 1 and 14).</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>data</p></td>
<td class="parameter_description"><p>location for data. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter points to an array of items."><span class="acronym">array</span></acronym> length=size][<acronym title="Generics and defining elements of containers and arrays."><span class="acronym">element-type</span></acronym> guint8]</span></td>
</tr>
<tr>
<td class="parameter_name"><p>size</p></td>
<td class="parameter_description"><p>the size of the data in bytes</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect3">
<a name="gst-rtp-buffer-add-extension-onebyte-header.returns"></a><h4>Returns</h4>
<p> <a href="/usr/share/gtk-doc/html/glib/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a> if header extension could be added</p>
</div>
</div>
<hr>
<div class="refsect2">
<a name="gst-rtp-buffer-add-extension-twobytes-header"></a><h3>gst_rtp_buffer_add_extension_twobytes_header ()</h3>
<pre class="programlisting"><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gboolean"><span class="returnvalue">gboolean</span></a>
gst_rtp_buffer_add_extension_twobytes_header
                               (<em class="parameter"><code><a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#GstRTPBuffer" title="struct GstRTPBuffer"><span class="type">GstRTPBuffer</span></a> *rtp</code></em>,
                                <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> appbits</code></em>,
                                <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint8"><span class="type">guint8</span></a> id</code></em>,
                                <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gconstpointer"><span class="type">gconstpointer</span></a> data</code></em>,
                                <em class="parameter"><code><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="type">guint</span></a> size</code></em>);</pre>
<p>Adds a RFC 5285 header extension with a two bytes header to the end of the
RTP header. If there is already a RFC 5285 header extension with a two bytes
header, the new extension will be appended.
It will not work if there is already a header extension that does not follow
the mecanism described in RFC 5285 or if there is a header extension with
a one byte header as described in RFC 5285. In that case, use
<a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#gst-rtp-buffer-add-extension-onebyte-header" title="gst_rtp_buffer_add_extension_onebyte_header ()"><code class="function">gst_rtp_buffer_add_extension_onebyte_header()</code></a></p>
<div class="refsect3">
<a name="gst-rtp-buffer-add-extension-twobytes-header.parameters"></a><h4>Parameters</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="150px" class="parameters_name">
<col class="parameters_description">
<col width="200px" class="parameters_annotations">
</colgroup>
<tbody>
<tr>
<td class="parameter_name"><p>rtp</p></td>
<td class="parameter_description"><p>the RTP packet</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>appbits</p></td>
<td class="parameter_description"><p>Application specific bits</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>id</p></td>
<td class="parameter_description"><p>The ID of the header extension</p></td>
<td class="parameter_annotations"> </td>
</tr>
<tr>
<td class="parameter_name"><p>data</p></td>
<td class="parameter_description"><p>location for data. </p></td>
<td class="parameter_annotations"><span class="annotation">[<acronym title="Parameter points to an array of items."><span class="acronym">array</span></acronym> length=size][<acronym title="Generics and defining elements of containers and arrays."><span class="acronym">element-type</span></acronym> guint8]</span></td>
</tr>
<tr>
<td class="parameter_name"><p>size</p></td>
<td class="parameter_description"><p>the size of the data in bytes</p></td>
<td class="parameter_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
<div class="refsect3">
<a name="gst-rtp-buffer-add-extension-twobytes-header.returns"></a><h4>Returns</h4>
<p> <a href="/usr/share/gtk-doc/html/glib/glib-Standard-Macros.html#TRUE:CAPS"><code class="literal">TRUE</code></a> if header extension could be added</p>
</div>
</div>
</div>
<div class="refsect1">
<a name="gst-plugins-base-libs-GstRTPBuffer.other_details"></a><h2>Types and Values</h2>
<div class="refsect2">
<a name="GST-RTP-VERSION:CAPS"></a><h3>GST_RTP_VERSION</h3>
<pre class="programlisting">#define GST_RTP_VERSION 2
</pre>
<p>The supported RTP version 2.</p>
</div>
<hr>
<div class="refsect2">
<a name="GstRTPBuffer"></a><h3>struct GstRTPBuffer</h3>
<pre class="programlisting">struct GstRTPBuffer {
  GstBuffer   *buffer;
  guint        state;
  gpointer     data[4];
  gsize        size[4];
  GstMapInfo   map[4];
};
</pre>
<p>Data structure that points to an RTP packet.
The size of the structure is made public to allow stack allocations.</p>
<div class="refsect3">
<a name="GstRTPBuffer.members"></a><h4>Members</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="300px" class="struct_members_name">
<col class="struct_members_description">
<col width="200px" class="struct_members_annotations">
</colgroup>
<tbody>
<tr>
<td class="struct_member_name"><p><a href="/usr/share/gtk-doc/html/gstreamer-1.0/GstBuffer.html#GstBuffer-struct"><span class="type">GstBuffer</span></a> *<em class="structfield"><code><a name="GstRTPBuffer.buffer"></a>buffer</code></em>;</p></td>
<td class="struct_member_description"><p>pointer to RTP buffer</p></td>
<td class="struct_member_annotations"> </td>
</tr>
<tr>
<td class="struct_member_name"><p><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#guint"><span class="type">guint</span></a> <em class="structfield"><code><a name="GstRTPBuffer.state"></a>state</code></em>;</p></td>
<td class="struct_member_description"><p>internal state</p></td>
<td class="struct_member_annotations"> </td>
</tr>
<tr>
<td class="struct_member_name"><p><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gpointer"><span class="type">gpointer</span></a> <em class="structfield"><code><a name="GstRTPBuffer.data"></a>data</code></em>[4];</p></td>
<td class="struct_member_description"><p>array of data</p></td>
<td class="struct_member_annotations"> </td>
</tr>
<tr>
<td class="struct_member_name"><p><a href="/usr/share/gtk-doc/html/glib/glib-Basic-Types.html#gsize"><span class="type">gsize</span></a> <em class="structfield"><code><a name="GstRTPBuffer.size"></a>size</code></em>[4];</p></td>
<td class="struct_member_description"><p>array of size</p></td>
<td class="struct_member_annotations"> </td>
</tr>
<tr>
<td class="struct_member_name"><p><a href="/usr/share/gtk-doc/html/gstreamer-1.0/GstMemory.html#GstMapInfo"><span class="type">GstMapInfo</span></a> <em class="structfield"><code><a name="GstRTPBuffer.map"></a>map</code></em>[4];</p></td>
<td class="struct_member_description"><p>array of <a href="/usr/share/gtk-doc/html/gstreamer-1.0/GstMemory.html#GstMapInfo"><span class="type">GstMapInfo</span></a></p></td>
<td class="struct_member_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
</div>
<hr>
<div class="refsect2">
<a name="GST-RTP-BUFFER-INIT:CAPS"></a><h3>GST_RTP_BUFFER_INIT</h3>
<pre class="programlisting">#define             GST_RTP_BUFFER_INIT</pre>
</div>
<hr>
<div class="refsect2">
<a name="GstRTPBufferFlags"></a><h3>enum GstRTPBufferFlags</h3>
<p>Additional RTP buffer flags. These flags can potentially be used on any
buffers carrying RTP packets.</p>
<p>Note that these are only valid for <a href="/usr/share/gtk-doc/html/gstreamer-1.0/GstCaps.html#GstCaps-struct"><span class="type">GstCaps</span></a> of type: application/x-rtp (x-rtcp).
They can conflict with other extended buffer flags.</p>
<div class="refsect3">
<a name="GstRTPBufferFlags.members"></a><h4>Members</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="300px" class="enum_members_name">
<col class="enum_members_description">
<col width="200px" class="enum_members_annotations">
</colgroup>
<tbody>
<tr>
<td class="enum_member_name"><p><a name="GST-RTP-BUFFER-FLAG-RETRANSMISSION:CAPS"></a>GST_RTP_BUFFER_FLAG_RETRANSMISSION</p></td>
<td class="enum_member_description">
<p>The <a href="/usr/share/gtk-doc/html/gstreamer-1.0/GstBuffer.html#GstBuffer-struct"><span class="type">GstBuffer</span></a> was once wrapped
          in a retransmitted packet as specified by RFC 4588.</p>
</td>
<td class="enum_member_annotations"> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="GST-RTP-BUFFER-FLAG-REDUNDANT:CAPS"></a>GST_RTP_BUFFER_FLAG_REDUNDANT</p></td>
<td class="enum_member_description">
<p>The packet represents redundant RTP packet.
          The flag is used in gstrtpstorage to be able to hold the packetback
          and use it only for recovery from packet loss.
          Since: 1.14</p>
</td>
<td class="enum_member_annotations"> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="GST-RTP-BUFFER-FLAG-LAST:CAPS"></a>GST_RTP_BUFFER_FLAG_LAST</p></td>
<td class="enum_member_description">
<p>Offset to define more flags.</p>
</td>
<td class="enum_member_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
<p class="since">Since: <a class="link" href="ix06.html#api-index-1.10">1.10</a></p>
</div>
<hr>
<div class="refsect2">
<a name="GstRTPBufferMapFlags"></a><h3>enum GstRTPBufferMapFlags</h3>
<p>Additional mapping flags for <a class="link" href="gst-plugins-base-libs-GstRTPBuffer.html#gst-rtp-buffer-map" title="gst_rtp_buffer_map ()"><code class="function">gst_rtp_buffer_map()</code></a>.</p>
<div class="refsect3">
<a name="GstRTPBufferMapFlags.members"></a><h4>Members</h4>
<div class="informaltable"><table class="informaltable" width="100%" border="0">
<colgroup>
<col width="300px" class="enum_members_name">
<col class="enum_members_description">
<col width="200px" class="enum_members_annotations">
</colgroup>
<tbody>
<tr>
<td class="enum_member_name"><p><a name="GST-RTP-BUFFER-MAP-FLAG-SKIP-PADDING:CAPS"></a>GST_RTP_BUFFER_MAP_FLAG_SKIP_PADDING</p></td>
<td class="enum_member_description">
<p>Skip mapping and validation of RTP
          padding and RTP pad count when present. Useful for buffers where
          the padding may be encrypted.</p>
</td>
<td class="enum_member_annotations"> </td>
</tr>
<tr>
<td class="enum_member_name"><p><a name="GST-RTP-BUFFER-MAP-FLAG-LAST:CAPS"></a>GST_RTP_BUFFER_MAP_FLAG_LAST</p></td>
<td class="enum_member_description">
<p>Offset to define more flags</p>
</td>
<td class="enum_member_annotations"> </td>
</tr>
</tbody>
</table></div>
</div>
<p class="since">Since: <a class="link" href="ix09.html#api-index-1.6.1">1.6.1</a></p>
</div>
</div>
<div class="refsect1">
<a name="gst-plugins-base-libs-GstRTPBuffer.see-also"></a><h2>See Also</h2>
<p><a class="link" href="GstRTPBasePayload.html" title="GstRTPBasePayload"><span class="type">GstRTPBasePayload</span></a>, <a class="link" href="GstRTPBaseDepayload.html" title="GstRTPBaseDepayload"><span class="type">GstRTPBaseDepayload</span></a>, gstrtcpbuffer</p>
</div>
</div>
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